Inserter machine



FIG. 1 is a top, front and left side perspective view of a inserter machine showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left elevational view thereof;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a rear side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof. 

The ornamental design for a inserter machine, as shown and described. 